Added public build folder and support for a demo mode

app/Http/Controllers/SettingController.php

@@ -31,13 +31,16 @@ class SettingController extends Controller
      */
     public function update(Request $request)
     {
+        $this->preventAccessForDemoUsers();
         $this->checkPermission('settings-update');
+
         // Cycles through posted settings and update them
         foreach($request->all() as $name => $value) {
             if(strpos($name, 'setting-') !== 0) continue;
             $key = str_replace('setting-', '', trim($name));
             Setting::put($key, $value);
         }
+
         session()->flash('success', 'Settings Saved');
         return redirect('/settings');
     }